Chimney Sweep in Rockford, IL

An inspection answers one question: is this chimney safe to use? A Level 1 covers the parts you can reach, inside and out, and checks that the flue is clear. A Level 2 adds the attic, the crawl space and a camera run through the flue, and CSIA recommends it when a house is sold, when the appliance or fuel changes, and after a chimney fire or storm. A Level 3 opens up walls or the crown to reach a hidden problem.

Angi's sweep guide puts a Level 2 at $260 to $460, while its inspection guide gives $200 to $1,000. The two pages disagree, so both are on the cost page. Buying an older Rockford house? Read the home sale guide.

Brick and mortar take the worst of a Rockford winter. Water soaks into the joints, freezes, and pushes the mortar out. Tuckpointing grinds out the failed joints and packs in new mortar. Spalling, where the face of the brick flakes off, usually means replacing bricks and finding out where the water comes from.

Small cracks and a few bad joints are cheap to fix. A leaning or crumbling stack is not a repair job at all. The question to ask is whether the problem is the mortar or the water getting to it. The tuckpointing versus rebuilding guide shows where the line sits. Tuckpointing is the repair most older chimneys here need first.

The crown is the concrete slab across the top of the chimney, around the flue tile. It sheds rain away from the brick. A crown with hairline cracks lets water in, and the water does its damage inside the stack where nobody looks. A thin crack can be sealed. A crumbling crown is resurfaced or replaced.

The crown is often confused with the cap. The cap sits on top of the flue, and the crown covers the masonry around it. The crown versus cap guide sorts out which one a quote is talking about. Angi prices the three levels of crown work separately, from a reseal to a full replacement.

A cap is a metal lid with mesh sides that sits over the flue. It keeps out rain, birds, raccoons and sparks, and it keeps leaves out of the flue. A chimney with no cap is an open pipe into the house, and that is how most animals and a lot of water get in.

Caps come in galvanized steel, stainless and copper, and the cost is mostly the material and the roof access. Framed chimneys with a siding-covered chase use a chase cover instead, a flat metal pan across the top. No guide we reviewed prices a chase cover alone, so get that as a written quote. The cap guide explains what to look for.

The liner is the inner pipe or tile that carries smoke and exhaust up and out. Old clay tile cracks and loses joints, and a cracked liner lets heat and gas reach the wood framing around it. Relining usually means feeding a stainless steel liner down the existing flue, or casting a new liner in place.

In a gas-heated area like this one, a liner often serves a furnace or water heater rather than a fireplace. The liner is then sized for the appliance, not for a fire. Angi's average is $2,500, and HomeGuide splits the price by material: stainless $900 to $3,800, clay or cast-in-place $2,000 to $7,000. Read do I need a chimney liner and the furnace and water heater liner guide.

When a chimney leaks, the water rarely comes from where the stain shows. Flashing, the metal that seals the joint between the chimney and the roof, is the usual cause. Cracked mortar, a damaged crown, a missing cap and brick that soaks up water all send rain down the same path.

A sweep or mason finds the entry point first, because a patch in the wrong place only moves the leak. Angi puts flashing at an average of $1,000, and HomeGuide prices a waterproofing sealant at $160 to $420. Sealant helps brick that is sound; it does not rescue brick that is failing. The leaking chimney guide walks through the checks.

A rebuild takes the chimney down to sound masonry and builds it back up. A partial rebuild replaces the part above the roofline, which is the part that weathers fastest. A full replacement runs from the foundation or the firebox up. Taking down an unused chimney is a separate job with its own roof repair.

In a Rockford historic district or on a landmark, exterior changes visible from the street need a Certificate of Appropriateness, and the 2024 Design Guidelines say original chimneys should not be removed or altered. Read the historic district guide before you plan removal. The height rule is in the 3-2-10 guide.

Fireplace repair covers the part inside the house: cracked firebrick, a damper that sticks or leaks, a smoke chamber that needs parging, and a fireplace that smokes into the room. A damper that will not close lets heated air out of the house all winter. A damper that will not open fills the room with smoke.

Smoking has several causes, and the fix depends on which one it is: a closed damper, a cold flue, a cap that is clogged, a chimney too short for the roof, or a house sealed so tightly that the fire cannot draw. The smoking fireplace guide lists them in the order to check. Angi gives $160 to $750 for firebox repair and $120 to $700 for a damper.

A gas fireplace, insert or log set burns clean, but it is still a fuel-burning appliance with a vent. Service means cleaning the burner and pilot, checking the glass and gaskets, and confirming the vent is clear and drawing. A blocked or leaking vent is how carbon monoxide gets into a house.

Nicor Gas, the gas utility in the Rockford area, tells customers to have gas appliances cleaned or inspected once a year, and says a yellow or orange flame can signal poor combustion or venting. The gas fireplace guide and the Illinois carbon monoxide alarm law cover what is required and what is advised.

A stove or insert burns hotter and more steadily than an open fireplace, and its small flue clogs with creosote faster. Sweeping one means disconnecting the pipe, brushing the flue and cleaning the baffle and the firebox. Pellet stoves have their own vent and need cleaning on a schedule too.

New wood stoves must meet EPA's Step 2 smoke limit. Installing one is permitted work in Rockford: the city treats it as mechanical work, so call before you buy. Angi puts installation at an average of $3,000, and HomeGuide higher for an existing masonry chimney. Read the EPA stove guide and the firewood guide.

Birds, squirrels and raccoons get into uncapped chimneys. A raccoon in a flue is a noise problem and a fire risk, since nest material piles up on the smoke shelf. Removal means getting the animal out safely, cleaning up, and fitting a cap so it cannot come back.

Chimney swifts are the exception. They are protected by the federal Migratory Bird Treaty Act, and harming the birds, eggs or nests is illegal. A chimney with swifts in it has to wait until they leave in the fall. The chimney swifts guide explains the law and what to do in the meantime. A cap closes the chimney after they have gone.

Creosote is the tar left behind when wood smoke cools in the flue. It comes in three stages. Stage 1 is a dusty soot that a brush takes off. Stage 2 is flaky and shiny. Stage 3 is glazed, hard and tar-like, and it is the stage that feeds a chimney fire.

A routine sweep handles the first two stages. Glazed creosote needs special tools or chemical treatment, and the right step depends on what an inspection finds. After a chimney fire, the chimney needs a Level 2 inspection before anyone lights it again. Read how to remove creosote and the signs of a chimney fire.